CN112406097A - 3D prints quick wire drive feed unit - Google Patents
3D prints quick wire drive feed unit Download PDFInfo
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- CN112406097A CN112406097A CN202010946974.4A CN202010946974A CN112406097A CN 112406097 A CN112406097 A CN 112406097A CN 202010946974 A CN202010946974 A CN 202010946974A CN 112406097 A CN112406097 A CN 112406097A
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- rotating shaft
- conveying roller
- wire
- sliding
- conveying
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- 238000010146 3D printing Methods 0.000 claims abstract description 22
- 238000003860 storage Methods 0.000 claims abstract description 16
- 238000003825 pressing Methods 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 22
- 238000007789 sealing Methods 0.000 claims description 18
- 238000009434 installation Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 description 10
- 238000001125 extrusion Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 3
- 238000007639 printing Methods 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000013473 artificial intelligence Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000012255 powdered metal Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
- B29C64/118—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/307—Handling of material to be used in additive manufacturing
- B29C64/321—Feeding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
Abstract
The invention discloses a 3D printing rapid wire feeding device which can be suitable for wires with different diameters and is convenient for pressing force adjustment, so that smooth wire feeding is ensured. The 3D printing rapid wire feeding device comprises a supporting plate; a wire storage device is arranged at one end of the supporting plate; the other end is provided with a conveying device; a guide wheel set is arranged between the conveying device and the wire storage device; the conveying device is provided with three groups of wire feeding rollers, wherein one group of wire feeding rollers is fixed distance wire feeding rollers, and the two groups of wire feeding rollers can adjust the distance. Therefore, the 3D printing rapid wire feeding device can be suitable for wires with different diameters, the pressing force can be accurately adjusted, and the smoothness of wire conveying is ensured; secondly, the wire storage device is provided with two wire feeding disks, so that the replacement of the wire feeding disks is facilitated, and the non-stop wire feeding is facilitated; 3D printing of large-sized submitted objects is facilitated.
Description
Technical Field
The invention relates to the field of additive manufacturing, in particular to a 3D printing rapid wire feeding device.
Background
It is well known that: 3D printing is one of the rapid prototyping technologies, which is a technology for constructing an object by using a bondable material such as powdered metal or plastic and the like and by printing layer by layer on the basis of a digital model file.
The 3D printing may be achieved by a variety of processes, such as extrusion stack forming, laser light curing forming, sheet lamination forming, and the like.
The extrusion stacking forming 3D printing technology is the additive manufacturing technology which is the widest in application range, the most convenient to use and relatively simple to operate in the prior art.
Existing 3D printers based on extrusion molding; adopts melt extrusion molding (FDM), and the main working principle is as follows: the wire material is conveyed into a plasticizing and melting device through a wire feeding mechanism; firstly, the entering wire materials are gradually softened and melted, the non-melted wire materials carry out piston extrusion on the melted wire materials, the melted wire materials are extruded out from a nozzle at a certain speed, and a material stacking path is formed by controlling a spray head to move along a scanning planning path, so that the melting extrusion forming is realized. Therefore, in order to ensure continuous performance of the 3D printing process, it is first necessary to ensure continuous feeding of the filament material; however, continuous feeding of the wire is achieved by the wire feeder and the wire running monitoring mechanism. Wire feeders and wire running monitoring mechanisms are therefore key components of 3D printers.
The distance between a driving wheel and a driven wheel which are extruded and push wires to move by the conventional wire feeding device is guaranteed by the pressure of a spring, and the pressing force of the conventional wire feeding device is difficult to accurately adjust, so that the unsmooth wire feeding is easy to occur in the printing process, and the influence on the printing quality is caused. Meanwhile, for wires with different diameters, the pressing force cannot be guaranteed.
Disclosure of Invention
The invention aims to solve the technical problem of providing a 3D printing rapid wire feeding device which can be suitable for wires with different diameters, is convenient for pressing force adjustment and accordingly ensures smooth wire feeding.
The technical scheme adopted by the invention for solving the technical problems is as follows: the 3D printing rapid wire feeding device comprises a supporting plate; a wire storage device is arranged at one end of the supporting plate; the other end is provided with a conveying device; a guide wheel set is arranged between the conveying device and the wire storage device;
the wire storage device includes a housing; both side surfaces of the shell are provided with wire disc installation cavities; a rotating shaft is arranged in the wire disc mounting cavity; a wire feeding disc is arranged in the wire disc mounting cavity; one end of the shell is provided with a conical discharge hole which is communicated with the two wire disc installation cavities;
the conveying device comprises a machine body; a first group of mounting cavities, a second group of mounting cavities and a third group of mounting cavities are formed in the machine body;
a wire feeding through hole is formed in the center of the machine body; one end of the wire feeding through hole is provided with a wire guide head; the other end is provided with a quick change joint;
the first group of mounting cavities, the second group of mounting cavities and the third group of mounting cavities all comprise two symmetrically arranged mounting cavities; a first conveying roller is arranged in the first group of mounting cavities; a second conveying roller is arranged in the second group of mounting cavities; a third conveying roller is arranged in the third group of mounting cavities;
rotating shafts are arranged at the two ends of the first conveying roller, the two ends of the second conveying roller and the two ends of the third conveying roller;
a sealing cover for sealing the first group of mounting cavities, the second group of mounting cavities and the third group of mounting cavities is arranged on one side of the machine body;
sliding bearing seats are arranged on the rotating shafts at the two ends of the second conveying roller and the rotating shafts at the two ends of the third conveying roller;
two third sliding chutes corresponding to the second conveying rollers are arranged on one side of the machine body; a third rotating shaft sliding hole is formed in the third sliding groove;
two fourth sliding chutes corresponding to the third conveying rollers are arranged on one side of the machine body; a fourth rotating shaft sliding hole is formed in the fourth sliding groove;
the seal cover is provided with two first sliding chutes corresponding to the second conveying rollers; a first rotating shaft sliding hole is formed in the first sliding groove;
the seal cover is provided with two second sliding chutes corresponding to the third conveying rollers; a second rotating shaft sliding hole is formed in the second sliding groove;
a rotating shaft at one end of the first conveying roller penetrates through the machine body, a rotating shaft at the other end of the first conveying roller penetrates through the sealing cover, and a transmission gear and a first transmission wheel are arranged; the transmission gears on the rotating shafts at one ends of the two first conveying rollers are meshed;
a rotating shaft at one end of the second conveying roller penetrates through a third rotating shaft sliding hole in the machine body, and a sliding bearing seat on the rotating shaft is slidably arranged in a third sliding groove;
a rotating shaft at the other end of the second conveying roller penetrates through a first rotating shaft sliding hole in the sealing cover, and a sliding bearing seat on the rotating shaft is arranged in the first sliding groove in a sliding manner; and a second driving wheel is arranged on the rotating shaft;
a rotating shaft at one end of the third conveying roller penetrates through a fourth rotating shaft sliding hole in the machine body, and a sliding bearing seat on the rotating shaft is slidably arranged in a fourth sliding groove;
a rotating shaft at the other end of the third conveying roller penetrates through a second rotating shaft sliding hole in the sealing cover, and a sliding bearing seat on the rotating shaft is slidably arranged in a second sliding groove; and a third driving wheel is arranged on the rotating shaft;
a first driving device for driving a sliding bearing seat on a rotating shaft at one end of the second conveying roller to move is arranged on one side of the machine body; the second driving device drives the sliding bearing seat on the rotating shaft at one end of the third conveying roller to move;
the first transmission wheel, the second transmission wheel and the third transmission wheel are in transmission connection through belts;
a first pinch roller is arranged between the first driving wheel and the second driving wheel; a second pinch roller is arranged between the second transmission wheel and the third transmission wheel;
the machine body is provided with a driving motor for driving one first conveying roller of the two first conveying rollers to rotate.
Specifically, the first driving device and the second driving device both comprise a screw rod driving motor, a first screw rod and a second screw rod;
the first screw rod is in transmission connection with a screw rod driving motor; one end of the first screw rod and one end of the second screw rod are connected through a connecting sleeve;
the first screw rod is in threaded fit with a sliding bearing seat at one end of a second conveying roller; the second screw rod is in threaded fit with a sliding bearing seat at one end of the other second conveying roller; and the screw threads on the first screw rod and the second screw rod are opposite in rotating direction.
Furthermore, a third driving device for driving a sliding bearing seat on a rotating shaft at one end of the second conveying roller to move is arranged on the sealing cover; and the fourth driving device drives the sliding bearing seat on the rotating shaft at one end of the third conveying roller to move.
Furthermore, one end of the wire guide head is provided with a horn mouth.
Furthermore, annular clamping grooves are formed in the two ends of the first conveying roller, the second conveying roller and the third conveying roller.
The invention has the beneficial effects that: according to the 3D printing rapid wire feeding device, as the three groups of wire feeding rollers are arranged, one group of wire feeding rollers is the wire feeding roller with the fixed interval, and the two groups of wire feeding rollers with the adjustable intervals are arranged, the wire feeding device is suitable for wires with different diameters, the pressing force can be accurately adjusted, and the smoothness of wire conveying is ensured. Secondly, the wire storage device is provided with two wire feeding disks, so that the replacement of the wire feeding disks is facilitated, and the wire feeding without stopping is facilitated; 3D printing of large-sized submitted objects is facilitated.
Drawings
FIG. 1 is a front view of a 3D printing rapid wire feeder according to an embodiment of the present invention;
FIG. 2 is an exploded view of a 3D printing rapid wire feeder according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 1;
FIG. 4 is a perspective view of a delivery device in an embodiment of the present invention;
FIG. 5 is an exploded view of a delivery device in an embodiment of the present invention;
FIG. 6 is a front view of a delivery device in an embodiment of the present invention;
FIG. 7 is a rear view of a delivery device in an embodiment of the present invention;
FIG. 8 is a top view of a delivery device in an embodiment of the present invention;
FIG. 9 is a cross-sectional view B-B of FIG. 8;
the following are marked in the figure: 1-supporting plate, 2-wire storage device, 3-conveying device and 4-guide wheel set.
Detailed Description
The invention is further illustrated with reference to the following figures and examples.
As shown in fig. 1 to 9, the 3D printing rapid wire feeding device according to the present invention includes a supporting plate 1; one end of the supporting plate 1 is provided with a wire storage device 2; the other end is provided with a conveying device 3; a guide wheel set 4 is arranged between the conveying device 3 and the wire storage device 2;
the wire storage device 2 includes a housing 21; both side surfaces of the shell 21 are provided with wire disc installation cavities; a rotating shaft 23 is arranged in the wire disc mounting cavity; a wire feeding disc 22 is arranged in the wire disc mounting cavity; one end of the shell 21 is provided with a conical discharge hole 25, and the conical discharge hole 25 is communicated with the two wire disc installation cavities;
the conveying device 3 comprises a body 31; a first group of mounting cavities 32, a second group of mounting cavities 33 and a third group of mounting cavities 34 are arranged in the machine body 31;
a wire feeding through hole 35 is formed in the center of the machine body 31; one end of the wire feeding through hole 35 is provided with a wire guide head 314; the other end is provided with a quick-change connector 315;
the first group of mounting cavities 32, the second group of mounting cavities 33 and the third group of mounting cavities 34 all comprise two symmetrically arranged mounting cavities; and a first conveying roller 36 is arranged in the first group mounting cavity 32; a second conveying roller 37 is installed in the second group installation cavity 33; a third conveying roller 38 is installed in the third group installation cavity 34;
rotating shafts are arranged at two ends of the first conveying roller 36, two ends of the second conveying roller 37 and two ends of the third conveying roller 38;
a sealing cover 39 for sealing the first group mounting cavity 32, the second group mounting cavity 33 and the third group mounting cavity 34 is arranged on one side of the machine body 31;
sliding bearing seats 316 are arranged on the rotating shafts at the two ends of the second conveying roller 37 and the rotating shafts at the two ends of the third conveying roller 38;
two third sliding chutes 325 corresponding to the second conveying rollers 37 are arranged on one side of the machine body 31; a third sliding hole 326 of the rotating shaft is arranged in the third sliding groove 325;
two fourth sliding chutes 327 corresponding to the third conveying rollers 38 are disposed on one side of the machine body 31; a fourth sliding hole 328 of the rotating shaft is arranged in the fourth sliding groove 327;
the cover 39 is provided with two first sliding chutes 321 corresponding to the second conveying rollers 37; a first rotating shaft sliding hole 322 is formed in the first sliding chute 321;
the cover 39 is provided with two second sliding chutes 323 corresponding to the third conveying rollers 38; a second rotating shaft sliding hole 324 is formed in the second sliding groove 323;
a rotating shaft at one end of the first conveying roller 36 penetrates through the machine body 31, a rotating shaft at the other end of the first conveying roller penetrates through the sealing cover 39, and a transmission gear 310 and a first transmission wheel 311 are arranged; the transmission gears 310 on the rotating shafts at one ends of the two first conveying rollers 36 are meshed;
a rotating shaft at one end of the second conveying roller 37 penetrates through a third rotating shaft sliding hole 326 on the machine body 31, and a sliding bearing seat 316 on the rotating shaft is slidably installed in a third sliding groove 325;
a rotating shaft at the other end of the second conveying roller 37 passes through a first rotating shaft sliding hole 322 on the sealing cover 39, and a sliding bearing seat 316 on the rotating shaft is slidably installed in a first sliding groove 321; and a second driving wheel 312 is arranged on the rotating shaft;
a rotating shaft at one end of the third conveying roller 38 passes through a fourth rotating shaft sliding hole 328 on the machine body 31, and a sliding bearing seat 316 on the rotating shaft is slidably mounted in a fourth sliding groove 327;
a rotating shaft at the other end of the third conveying roller 38 passes through a second rotating shaft sliding hole 324 on the sealing cover 39, and a sliding bearing seat 316 on the rotating shaft is slidably installed in a second sliding groove 323; and a third driving wheel 313 is arranged on the rotating shaft;
a first driving device for driving the sliding bearing seat 316 on the rotating shaft at one end of the second conveying roller 37 to move is arranged at one side of the machine body 31; and a second driving device for driving the sliding bearing seat 316 on the rotating shaft at one end of the third conveying roller 38 to move;
the first driving wheel 311, the second driving wheel 312 and the third driving wheel 313 are in transmission connection through belts;
a first pinch roller 329 is arranged between the first driving wheel 311 and the second driving wheel 312; a second pressing wheel 331 is arranged between the second driving wheel 312 and the third driving wheel 313;
the machine body 1 is provided with a driving motor 330 for driving one first conveying roller 36 of the two first conveying rollers 36 to rotate.
Specifically, the first conveyor roller 36, the second conveyor roller 37, and the third conveyor roller 38 are provided with rubber layers on their outer circumferential surfaces.
In the application process, firstly, the sliding bearing seat 316 on the rotating shaft at one end of the second conveying roller 37 is moved outwards by the first driving device, so that the distance between the two second conveying rollers 37 is larger; the sliding bearing seat 316 on the rotating shaft at one end of the third conveying roller 38 moves outwards by adjusting the second driving device; so that the space between the two third conveyor rollers 38 is large.
Conveying the wires on a wire feeding disc 22 in a wire disc mounting cavity in the wire storage device 2 to a guide wheel set 4; guided to the godet 314 through the guide wheel set 4; guided into the wire feed through hole 35 by the wire guide 314; then led out by the quick-change connector 315;
then, the sliding bearing seat 316 on the rotating shaft at one end of the second conveying roller 37 moves inwards by adjusting the first driving device, so that the distance between the two second conveying rollers 37 is reduced, and the wires are pressed; and the sliding bearing seat 316 on the rotating shaft at one end of the third conveying roller 38 moves inwards by adjusting the second driving device; thereby reducing the distance between the two third conveying rollers 38 and realizing the guiding of the wires.
Therefore, the 3D printing rapid wire feeding device can adjust the distance between the two second conveying rollers 37 and the distance between the two third conveying rollers 38 by adjusting the first driving device and the second driving device, so that the pressing force can be adjusted, and the device can be suitable for wires with different diameters.
In conclusion, 3D prints quick wire drive feed unit, owing to be provided with three group's wire feed rollers, one of them group is fixed interval wire feed roller, two sets of wire feed rollers that can adjust interval to can make wire drive feed unit be applicable to the silk material of different diameters, the smooth and easy nature that the silk material was carried is guaranteed to the regulation packing force that can be accurate. Secondly, the wire storage device is provided with two wire feeding disks, so that the replacement of the wire feeding disks is facilitated, and the non-stop wire feeding is facilitated; 3D printing of large-sized submitted objects is facilitated.
In order to facilitate the realization of automatic adjustment and the realization of artificial intelligence, preferably, the first driving device and the second driving device each include a lead screw driving motor 317, a first lead screw 318 and a second lead screw 319;
the first screw rod 318 is in transmission connection with a screw rod driving motor 317; one end of the first screw rod 318 and one end of the second screw rod 319 are connected through a connecting sleeve;
the first screw rod 318 is in threaded fit with a sliding bearing seat 316 at one end of a second conveying roller 37; the second screw 319 is in threaded fit with a sliding bearing seat 316 at one end of the other second conveying roller 37; and the thread directions of the first lead screw 318 and the second lead screw 319 are opposite.
In order to stabilize the structure, it is convenient to achieve the adjustment of the interval between the two second conveying rollers 37 and the adjustment of the interval between the two third conveying rollers 38; furthermore, a third driving device for driving the sliding bearing seat 316 on the rotating shaft at one end of the second conveying roller 37 to move is arranged on the sealing cover 39; and a fourth driving device for driving the sliding bearing seat 316 on the rotating shaft at one end of the third conveying roller 38 to move.
In order to guide the wires, a horn mouth is further arranged at one end of the wire guide head 314.
In order to clamp and guide the wires, annular clamping grooves are formed in two ends of the first conveying roller 36, the second conveying roller 37 and the third conveying roller 38.
Claims (5)
1.3D prints quick wire drive feed unit, its characterized in that: comprises a support plate (1); one end of the supporting plate (1) is provided with a wire storage device (2); the other end is provided with a conveying device (3); a guide wheel set (4) is arranged between the conveying device (3) and the wire storage device (2);
the wire storage device (2) comprises a housing (21); two side surfaces of the shell (21) are provided with wire disc mounting cavities; a rotating shaft (23) is arranged in the wire disc mounting cavity; a wire feeding disc (22) is arranged in the wire disc mounting cavity; one end of the shell (21) is provided with a conical discharge hole (25), and the conical discharge hole (25) is communicated with the two wire disc installation cavities;
the conveying device (3) comprises a body (31); a first group of mounting cavities (32), a second group of mounting cavities (33) and a third group of mounting cavities (34) are arranged in the machine body (31);
a wire feeding through hole (35) is formed in the center of the machine body (31); one end of the wire feeding through hole (35) is provided with a wire guide head (314); the other end is provided with a quick-change connector (315);
the first group of mounting cavities (32), the second group of mounting cavities (33) and the third group of mounting cavities (34) respectively comprise two symmetrically arranged mounting cavities; a first conveying roller (36) is arranged in the first group of mounting cavities (32); a second conveying roller (37) is arranged in the second group of mounting cavities (33); a third conveying roller (38) is arranged in the third group of mounting cavities (34);
rotating shafts are arranged at two ends of the first conveying roller (36), two ends of the second conveying roller (37) and two ends of the third conveying roller (38);
a sealing cover (39) for sealing the first group of mounting cavities (32), the second group of mounting cavities (33) and the third group of mounting cavities (34) is arranged on one side of the machine body (31);
sliding bearing seats (316) are arranged on the rotating shafts at the two ends of the second conveying roller (37) and the rotating shafts at the two ends of the third conveying roller (38);
two third sliding chutes (325) corresponding to the second conveying rollers (37) are arranged on one side of the machine body (31); a third rotating shaft sliding hole (326) is formed in the third sliding groove (325);
two fourth sliding chutes (327) corresponding to the third conveying rollers (38) are arranged on one side of the machine body (31); a fourth rotating shaft sliding hole (328) is formed in the fourth sliding groove (327);
the seal cover (39) is provided with two first sliding chutes (321) corresponding to the second conveying rollers (37); a first rotating shaft sliding hole (322) is formed in the first sliding chute (321);
the seal cover (39) is provided with two second sliding chutes (323) corresponding to the third conveying rollers (38); a second rotating shaft sliding hole (324) is formed in the second sliding groove (323);
a rotating shaft at one end of the first conveying roller (36) penetrates through the machine body (31), a rotating shaft at the other end of the first conveying roller penetrates through the sealing cover (39), and a transmission gear (310) and a first transmission wheel (311) are arranged; a transmission gear (310) on a rotating shaft at one end of each of the two first conveying rollers (36) is meshed;
a rotating shaft at one end of the second conveying roller (37) penetrates through a third rotating shaft sliding hole (326) in the machine body (31), and a sliding bearing seat (316) on the rotating shaft is slidably mounted in a third sliding groove (325);
a rotating shaft at the other end of the second conveying roller (37) penetrates through a first rotating shaft sliding hole (322) in the sealing cover (39), and a sliding bearing seat (316) on the rotating shaft is slidably installed in a first sliding groove (321); and a second driving wheel (312) is arranged on the rotating shaft;
a rotating shaft at one end of the third conveying roller (38) penetrates through a fourth rotating shaft sliding hole (328) in the machine body (31), and a sliding bearing seat (316) on the rotating shaft is slidably mounted in a fourth sliding groove (327);
a rotating shaft at the other end of the third conveying roller (38) penetrates through a second rotating shaft sliding hole (324) in the sealing cover (39), and a sliding bearing seat (316) on the rotating shaft is slidably arranged in a second sliding groove (323); and a third driving wheel (313) is arranged on the rotating shaft;
a first driving device for driving a sliding bearing seat (316) on a rotating shaft at one end of a second conveying roller (37) to move is arranged on one side of the machine body (31); the second driving device drives a sliding bearing seat (316) on a rotating shaft at one end of the third conveying roller (38) to move;
the first driving wheel (311), the second driving wheel (312) and the third driving wheel (313) are in transmission connection through belts;
a first pinch roller (329) is arranged between the first driving wheel (311) and the second driving wheel (312); a second pressing wheel (331) is arranged between the second transmission wheel (312) and the third transmission wheel (313);
the machine body (1) is provided with a driving motor (330) for driving one first conveying roller (36) of the two first conveying rollers (36) to rotate.
2. The 3D printing rapid wire feeder of claim 1, wherein: the first driving device and the second driving device respectively comprise a screw rod driving motor (317), a first screw rod (318) and a second screw rod (319);
the first screw rod (318) is in transmission connection with a screw rod driving motor (317); one end of the first screw rod (318) and one end of the second screw rod (319) are connected through connecting sleeves;
the first screw rod (318) is in threaded fit with a sliding bearing seat (316) at one end of a second conveying roller (37); the second screw rod (319) is in threaded fit with a sliding bearing seat (316) at one end of the other second conveying roller (37); and the thread directions of the first screw rod (318) and the second screw rod (319) are opposite.
3. The 3D printing rapid wire feeder of claim 2, wherein: a third driving device for driving a sliding bearing seat (316) on a rotating shaft at one end of the second conveying roller (37) to move is arranged on the sealing cover (39); and a fourth driving device for driving the sliding bearing seat (316) on the rotating shaft at one end of the third conveying roller (38) to move.
4. The 3D printing rapid wire feeder of claim 3, wherein: one end of the wire guide head (314) is provided with a bell mouth.
5. The 3D printing rapid wire feeder of claim 4, wherein: annular clamping grooves are formed in the two ends of the first conveying roller (36), the second conveying roller (37) and the third conveying roller (38).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010946974.4A CN112406097A (en) | 2020-09-10 | 2020-09-10 | 3D prints quick wire drive feed unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010946974.4A CN112406097A (en) | 2020-09-10 | 2020-09-10 | 3D prints quick wire drive feed unit |
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| Publication Number | Publication Date |
|---|---|
| CN112406097A true CN112406097A (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010946974.4A Pending CN112406097A (en) | 2020-09-10 | 2020-09-10 | 3D prints quick wire drive feed unit |
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| CN (1) | CN112406097A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114103116A (en) * | 2021-11-12 | 2022-03-01 | 广东顺德优线三维科技有限公司 | Consumable connecting device for FDM type 3D printer |
| WO2023018884A1 (en) * | 2021-08-11 | 2023-02-16 | Essentium, Inc. | Wire-straightening apparatus for directed energy deposition additive manufacturing |
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| CN114103116A (en) * | 2021-11-12 | 2022-03-01 | 广东顺德优线三维科技有限公司 | Consumable connecting device for FDM type 3D printer |
| CN114103116B (en) * | 2021-11-12 | 2023-01-06 | 广东顺德优线三维科技有限公司 | Consumable connecting device for FDM type 3D printer |
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